CD4543BE - Harris Corporation

Manufacturer Part Number

CD4543BE

Manufacturer

Texas Instruments

Introduction

The CD4543BE is a CMOS BCD to seven-segment latch/decoder/driver designed for liquid crystal and LED displays.

Product Features and Performance

BCD to 7-segment latch/decoder/driver

LCD and LED display support

Low power consumption, 40 nA supply current

High voltage support, 3V to 18V

Wide operating temperature range, -55°C to 125°C

Direct interfacing with CMOS, NMOS, and TTL

Outputs can drive up to 25 mA (for LED display)

Interfacing possibility with microprocessors

High noise immunity characteristic of CMOS devices

Product Advantages

Versatility for use with multiple display types

Energy-efficient for power-sensitive applications

Suitable for harsh environmental conditions

High integration level reduces component count

Ease of interfacing with logic families

Key Technical Parameters

Display Type: LCD

Configuration: 7 Segment

Interface: BCD

Digits or Characters: 1 Digit

Current Supply: 40 nA

Voltage Supply: 3V ~ 18V

Operating Temperature: -55°C ~ 125°C

Mounting Type: Through Hole

Package / Case: 16-DIP (0.300", 7.62mm)

Quality and Safety Features

Robust construction ensuring long-term reliability

Compliance with industry-standard safety regulations

Compatibility

Compatible with multiple microprocessors and other logic controllers

Supports both Common Anode and Common Cathode display modes

Application Areas

Digital clocks and watches

Instrument panel displays

Portable meters

Calculators

Electronic weighing scales

Product Lifecycle

Active status indicates ongoing production and availability

Not currently listed as near discontinuation

Replacement or upgrades could include newer iterations or similar models from Texas Instruments

Several Key Reasons to Choose This Product

Texas Instruments' reputation for producing quality components

Low power operation suited for handheld devices

Wide operating voltage and temperature range enable usage in extreme conditions

The simple interface reduces design complexity

Designed for high visibility displays with minimal power consumption